-18=-2a

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Solution for -18=-2a equation:


-18=-2a

We simplify the equation to the form, which is simple to understand 
-18=-2a

We move all terms containing a to the left and all other terms to the right. 
+2a=+18

We simplify left and right side of the equation. 
+2a=+18

We divide both sides of the equation by 02 to get a. 
a=9

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